Home / 786,241.26-1,179,355.41-225,276.30

Finding the Fourth Proportional to 786,241.26, 1,179,355.41 and 225,276.30

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Solution

The fourth proportional to 786,241.26, 1,179,355.41 and 225,276.30 is: 337,912.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    786,241.26 : 1,179,355.41 = 225,276.30 : x
  2. Step 2: Convert to fraction form
    786,241.26/1,179,355.41 = 225,276.30/x
  3. Step 3: Cross multiply
    786,241.26x = 1,179,355.41 × 225,276.30
  4. Step 4: Simplify right side
    786,241.26x = 265,680,823,149.78
  5. Step 5: Solve for x
    x = 265,680,823,149.78/786,241.26
  6. Step 6: Final answer
    x = 337,912.59

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.